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2000 Chevrolet Silverado 2500 6.0L Poor Idle Quality
Posted to GM Driveability on 3/11/2003 12 Replies

I need some help on this one!! The truck runs good down the road. At idle it runs rough, in gear or in park. Come in with a p0300 code, cylinder 3, 4 & 5 history misfire. All other cylinder are ok. This is a oil field truck. I check vacuum (17in) ,injectors ,v...

12 Replies Received (View Replies)

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car Vehicle Data

2000 Chevrolet Silverado 2500

VIN 1GCGC19U3Y
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sefi
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality
OccursIdle
Misc.2500Hd 4Dr Auto Od

Trouble Codes

P0300Multiple Misfire Detected
Message Closed

car Vehicle Data

2000 Chevrolet Silverado 2500

VIN 1GCGC19U3Y
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sefi
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality
OccursIdle
Misc.2500Hd 4Dr Auto Od

Trouble Codes

P0300Multiple Misfire Detected